Home / 111,140.15-153,372.06-60,151.65

Finding the Fourth Proportional to 111,140.15, 153,372.06 and 60,151.65

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Solution

The fourth proportional to 111,140.15, 153,372.06 and 60,151.65 is: 83,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,140.15 : 153,372.06 = 60,151.65 : x
  2. Step 2: Convert to fraction form
    111,140.15/153,372.06 = 60,151.65/x
  3. Step 3: Cross multiply
    111,140.15x = 153,372.06 × 60,151.65
  4. Step 4: Simplify right side
    111,140.15x = 9,225,582,472.90
  5. Step 5: Solve for x
    x = 9,225,582,472.90/111,140.15
  6. Step 6: Final answer
    x = 83,008.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.